Ben Ramsey

Tips & Tricks: CAPTCHA That Form

php|architect - June 2005 Tips & Tricks: CAPTCHA That Form Before It Gets Away!

by Ben Ramsey
June 2005

From the introduction:

Has your blog (or that of a friend) been inundated with comment spam? Columnist Ben Ramsey brings back the Tips & Tricks column with an overview of ways to prevent this annoying side-effect of running a publicly-commentable website.